<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>碰撞星星</title>
    <style>
        * {
            margin: 0;
            padding: 0;
        }
        html,body{
            width: 100%;
            height: 100%;
        }
        #canvas{
            display: block;
            margin: 10px auto;
            background-image: linear-gradient(#0F2027, #203A43, #2C5364);   
        }
    </style>
</head>
<body>
    <canvas id="canvas"></canvas>
    <script src="./js/main.js" type="module"></script>
</body>
</html>